National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Selinsgrove Penn Valley Airport (KSEG)

Lat: 40.82°NLon: 76.87°WElev: 443ft.

Overcast

70°F

21°C

Humidity 97%
Wind Speed Calm
Barometer 29.89 in (1011.6 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 18 Aug 3:53 am EDT
Extended Forecast for

2 Miles WNW Troxelville PA

  • Today

    Today: Mostly sunny, with a high near 79. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 59. Light west wind.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers after 2am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 63. Light west wind. Chance of precipitation is 40%.

    Low: 63 °F

    Partly Cloudy
    then Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 75. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 58. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Showers
    Likely then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers after 8pm. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers after 2pm. Partly sunny, with a high near 76. Chance of precipitation is 50%.

    High: 76 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 79. Calm wind becoming northwest around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 59. Light west wind.
Wednesday
Mostly sunny, with a high near 80. Calm wind becoming west 5 to 7 mph in the afternoon.
Wednesday Night
A chance of showers after 2am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 63. Light west wind. Chance of precipitation is 40%.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 75. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 58. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly sunny, with a high near 77.
Friday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Saturday
A chance of showers after 2pm. Partly sunny, with a high near 76. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 76. Chance of precipitation is 50%.
Sunday Night
A chance of thunderstorms. Partly cloudy, with a low around 58. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Troxelville PA
 40.82°N 77.24°W (Elev. 1673 ft)
Last Update:
2:21 am EDT Aug 18, 2026
Forecast Valid:
4am EDT Aug 18, 2026-6pm EDT Aug 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation